YZH-12837-81915 · OpenVSafe

Timeline

Registration Vaccinations Survey responses Call reports Cases without a report Call attempts Call successful Pregnancy survey

2021-01-24
Registered in v-safe
2021-01-24
Dose 1 — Pfizer-BioNTech
2021-01-30
Survey response — days 1–6 daily, dose 1
MedDRA: Dizziness, Fatigue, Pain in extremity — Feeling: Good · Site: Pain, Redness, Swelling · Headache, Fatigue or tiredness · Be unable to do your normal daily activities

Free text: I felt strange on the day on the first shot. It is hard to describe. Overall, I felt tired and slightly dizzy. My arm was hurting for two days. After two days I felt fine

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-02-20
Dose 2 — Pfizer-BioNTech
2021-03-01
Health check-in — day 7, dose 2
Feeling: Good · None

Adult check-in
2021-03-07
Survey response — day 14, dose 2
MedDRA: Blood glucose increased, Insomnia — Feeling: Good

Free text: I dont know if this is related to the shot in any way but my blood sugar went up recently, around the first shot actually. Also, I have trouble sleeping. It has always been a problem but it is worth recently.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-07
Survey response — day 42, dose 2
MedDRA: Chest discomfort, Chest pain — Feeling: Fair

Free text: I have unusual chest pain and pressure in the chest area.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-01-24	Pfizer-BioNTech
2	2021-02-20	Pfizer-BioNTech

Free text

Release 3 — days 1–6 daily, dose 1

2021-01-30

Systemic reaction (other): I felt strange on the day on the first shot. It is hard to describe. Overall, I felt tired and slightly dizzy. My arm was hurting for two days. After two days I felt fine

Release 5 — day 14, dose 2

2021-03-07

Symptoms: I dont know if this is related to the shot in any way but my blood sugar went up recently, around the first shot actually. Also, I have trouble sleeping. It has always been a problem but it is worth recently.

Release 7 — day 42, dose 2

2021-04-07

Symptoms: I have unusual chest pain and pressure in the chest area.

Each entry is dated by the survey it was written in (the CDC re-sent the releases with survey dates in 2025); click a date to see that survey response. The CDC cut some text off at about 250 characters: symptoms in every release, and the other two fields in releases 9-12. Those entries are marked "cut off by CDC".

MedDRA terms by release

Field	Preferred term	2021-09	2023-04	2024-11
SD	Blood glucose increased	✓	✓	✓
SD	Chest discomfort	✓	✓	✓
SD	Chest pain	✓	✓	✓
SD	Insomnia	✓	✓	✓
SRO	Dizziness	✓	✓	✓
SRO	Fatigue	✓	✓	✓
SRO	Pain in extremity	✓	✓	✓

✓ active code · ○ coded but marked inactive · blank = not in that release